TrustCo Bank posts Q4 2025 results release

TrustCo Bank Corp NY filed a current report stating that it has released its financial results for the quarter ending December 31, 2025.

Rhea-AI Filing Summary

TrustCo Bank Corp NY filed a current report stating that it has released its financial results for the quarter ending December 31, 2025. The company issued a press release on January 21, 2026 detailing these quarterly results, which is included as Exhibit 99(a) to the report.

The filing notes that TrustCo’s common stock trades on the Nasdaq Global Select Market under the symbol TRST. Additional technical information, including the cover page XBRL data, is provided as Exhibit 104.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did TrustCo Bank Corp NY (TRST) disclose in this 8-K filing?

TrustCo Bank Corp NY disclosed that it issued a press release announcing its financial results for the quarter ending December 31, 2025, which is attached as Exhibit 99(a).

Which period do the reported results of TrustCo Bank Corp NY (TRST) cover?

The results discussed in the press release attached to the filing cover the quarter ending December 31, 2025.

When did TrustCo Bank Corp NY (TRST) issue the press release about its quarterly results?

TrustCo Bank Corp NY issued the press release with quarterly results on January 21, 2026.

Where can investors find the detailed quarterly results for TrustCo Bank Corp NY (TRST)?

The detailed quarterly results are contained in the press release labeled Exhibit 99(a), which is attached to the current report.

On which exchange is TrustCo Bank Corp NY (TRST) common stock listed?

TrustCo Bank Corp NY common stock is listed on the Nasdaq Global Select Market under the trading symbol TRST.

Who signed the TrustCo Bank Corp NY (TRST) 8-K report?

The report was signed on behalf of TrustCo Bank Corp NY by Michael M. Ozimek, Executive Vice President and Chief Financial Officer.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/21/2026 - 04:00 PM Learn about SEC filing dates

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT PURSUANT

TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (date of earliest event reported):  January 21, 2026

TrustCo Bank Corp NY

(Exact name of registrant as specified in its charter)

New York	0-10592	14-1630287
State or Other Jurisdiction of Incorporation or Organization	Commission File No.	I.R.S. Employer Identification Number

5 SARNOWSKI DRIVE, GLENVILLE, NEW YORK 12302

(Address of principal executive offices)

(518) 377-3311

(Registrant’s Telephone Number,

Including Area Code)

NOT APPLICABLE

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

	Title of each class		Trading Symbol(s)		Name of each exchange on which registered
	Common Stock, $1.00 par value		TRST		Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

TrustCo Bank Corp NY

Item 2.02. Results of Operations and Financial Condition

On January 21, 2026 TrustCo Bank Corp NY (“TrustCo”) issued a press release with results for the quarter ending December 31, 2025. Attached is a copy of the press release labeled as Exhibit 99(a).

Item 9.01. Financial Statements and Exhibits

(d)          Exhibits

Reg S-K Exhibit No.	Description
99(a)	Press release dated January 21, 2026 for the period ending December 31, 2025, regarding quarterly results.
104	Cover Page Interactive Data File – the cover page XBRL tags are embedded within the Inline XBRL document.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

Dated: January 21, 2026
	TrustCo Bank Corp NY
	(Registrant)
	By:	/s/ Michael M. Ozimek

Michael M. Ozimek

Executive Vice President and

Chief Financial Officer

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